Install SCCM Current Branch – Part 5 – Extend AD Schema

In this article I will extend the Active Directory Schema to accommodate the new structures that Configuration Manager (SCCM) sites will use to publish key information in a secure location where clients can easily access it.


I will extend the schema by using Extadsch.exe. This executable comes with the Configuration Manager installation media.

Download it from Technet at


How to Extend the Active Directory Schema for SCCM?

First of all, logon to the Domain Controller as an Administrator.

Browse to the SMSSETUP\BIN\X64 directory at the location where you have downloaded and extracted your Configuration Manager files and find Extadsch.exe.

Extend Active Directory Schema for SCCM


Right-click it and choose “Run as Administrator”.

Extend Active Directory Schema for SCCM


A CMD window will briefly pop-up and disappear. To verify that the schema was successfully extended browse to the C:\ Drive of your Domain Controller and find the following log: ExtADSch.log.

Open it and and you should have a line that read “Successfully extended the Active Directory schema.”, as shown below:

Extend Active Directory Schema for SCCM

And that’s it! Our Active Directory is now ready to accommodate SCCM!


Source: Technet

If you’d like to read more about extending the AD Schema, please follow the below links:


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Thank you for reading!

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